77299319811 has 24 divisors (see below), whose sum is σ = 119916136704. Its totient is φ = 44162450640.

The previous prime is 77299319791. The next prime is 77299319827. The reversal of 77299319811 is 11891399277.

It is not a de Polignac number, because 77299319811 - 2⁷ = 77299319683 is a prime.

It is not an unprimeable number, because it can be changed into a prime (77299419811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 749946 + ... + 846768.

It is an arithmetic number, because the mean of its divisors is an integer number (4996505696).

Almost surely, 2^77299319811 is an apocalyptic number.

77299319811 is a deficient number, since it is larger than the sum of its proper divisors (42616816893).

77299319811 is a wasteful number, since it uses less digits than its factorization.

77299319811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102271 (or 102264 counting only the distinct ones).

The product of its digits is 1714608, while the sum is 57.

The spelling of 77299319811 in words is "seventy-seven billion, two hundred ninety-nine million, three hundred nineteen thousand, eight hundred eleven".